core: add a check for empty input in inRange()

diff --git a/modules/core/src/arithm.cpp b/modules/core/src/arithm.cpp
index 45721538bb9ff89762479db9043b484d13db2fbc..10f739c0c107dfc9ee0b6722c52ba8c234063e29 100644 (file)
--- a/modules/core/src/arithm.cpp
+++ b/modules/core/src/arithm.cpp
@@ -1752,6 +1752,8 @@ void cv::inRange(InputArray _src, InputArray _lowerb,
 {
     CV_INSTRUMENT_REGION()
 
+    CV_Assert(! _src.empty());
+
     CV_OCL_RUN(_src.dims() <= 2 && _lowerb.dims() <= 2 &&
                _upperb.dims() <= 2 && OCL_PERFORMANCE_CHECK(_dst.isUMat()),
                ocl_inRange(_src, _lowerb, _upperb, _dst))